The Philippines’ Cagayan Valley Region is composed of five Philippine provinces namely Batanes, Cagayan, Isabela, Nueva Vizcaya, and Quirino. The region has four official cities: Cauayan, Isabela, Ilagan, Santiago, and Tuguegarao.
The Philippines’ Cagayan Valley Region is composed of five Philippine provinces namely Batanes, Cagayan, Isabela, Nueva Vizcaya, and Quirino. The region has four official cities: Cauayan, Isabela, Ilagan, Santiago, and Tuguegarao.